#include <stdio.h>

int main(int argc, char* argv[]) {
  int i_number = 0;
  printf("i_number : %d\n", i_number); // 0
  i_number = i_number + 2;
  printf("i_number : %d\n", i_number); // 2
  i_number = i_number - 1;
  printf("i_number : %d\n", i_number); // 1
  i_number = i_number * 6;
  printf("i_number : %d\n", i_number); // 6
  i_number = i_number / 2;
  printf("i_number : %d\n", i_number); // 3
  i_number = i_number % 2;
  printf("i_number : %d\n", i_number); // 1
  printf("i_number : %d\n", i_number++); // 1 after 2
  printf("i_number : %d\n", --i_number); // 1
  return 0;
}